Add routine to initialize LMTLINE which facilitates instruction
submission to CPT. Add common macros required in the enqueue
operations.
Signed-off-by: Anoob Joseph <ano...@marvell.com>
Signed-off-by: Ankur Dwivedi <adwiv...@marvell.com>
---
drivers/common/cnxk/roc_cpt.c | 20 ++++++++++++++++++++
drivers/common/cnxk/roc_cpt.h | 31 +++++++++++++++++++++++++++++++
drivers/common/cnxk/version.map | 1 +
3 files changed, 52 insertions(+)
diff --git a/drivers/common/cnxk/roc_cpt.c b/drivers/common/cnxk/roc_cpt.c
index d95b94c..6f344ee 100644
--- a/drivers/common/cnxk/roc_cpt.c
+++ b/drivers/common/cnxk/roc_cpt.c
@@ -760,3 +760,23 @@ roc_cpt_iq_disable(struct roc_cpt_lf *lf)
lf_inprog.s.eena = 0x0;
plt_write64(lf_inprog.u, lf->rbase + CPT_LF_INPROG);
}
+
+int
+roc_cpt_lmtline_init(struct roc_cpt *roc_cpt, struct roc_cpt_lmtline *lmtline,
+ int lf_id)
+{
+ struct roc_cpt_lf *lf;
+
+ lf = roc_cpt->lf[lf_id];
+ if (lf == NULL)
+ return -ENOTSUP;
+
+ lmtline->io_addr = lf->io_addr;
+ if (roc_model_is_cn10k())
+ lmtline->io_addr |= ROC_CN10K_CPT_INST_DW_M1 << 4;
+
+ lmtline->fc_addr = lf->fc_addr;
+ lmtline->lmt_base = lf->lmt_base;
+
+ return 0;
+}
diff --git a/drivers/common/cnxk/roc_cpt.h b/drivers/common/cnxk/roc_cpt.h
index 1e7a208..885c84d 100644
--- a/drivers/common/cnxk/roc_cpt.h
+++ b/drivers/common/cnxk/roc_cpt.h
@@ -11,6 +11,34 @@
#define ROC_AE_CPT_BLOCK_TYPE2 1
#define ROC_CPT_MAX_LFS 64
+#define ROC_CN10K_CPT_INST_DW_M1
\
+ ((uint64_t)(((sizeof(struct cpt_inst_s) / 16) - 1) & 0x7))
+
+/* Vector of sizes in the burst of 16 CPT inst except first in 63:19 of
+ * APT_LMT_ARG_S
+ */
+#define ROC_CN10K_CPT_LMT_ARG
\
+ (ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 0) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 1) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 2) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 3) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 4) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 5) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 6) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 7) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 8) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 9) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 10) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 11) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 12) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 13) | \
+ ROC_CN10K_CPT_INST_DW_M1 << (19 + 3 * 14))
+
+struct roc_cpt_lmtline {
+ uint64_t io_addr;
+ uint64_t *fc_addr;
+ uintptr_t lmt_base;
+};
struct roc_cpt_lf {
/* Input parameters */
@@ -65,4 +93,7 @@ int __roc_api roc_cpt_lf_ctx_flush(struct roc_cpt_lf *lf,
uint64_t cptr);
int __roc_api roc_cpt_afs_print(struct roc_cpt *roc_cpt);
int __roc_api roc_cpt_lfs_print(struct roc_cpt *roc_cpt);
void __roc_api roc_cpt_iq_disable(struct roc_cpt_lf *lf);
+int __roc_api roc_cpt_lmtline_init(struct roc_cpt *roc_cpt,
+ struct roc_cpt_lmtline *lmtline, int lf_id);
+
#endif /* _ROC_CPT_H_ */
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index ad559a4..1fa01f1 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -22,6 +22,7 @@ INTERNAL {
roc_cpt_lf_init;
roc_cpt_lf_fini;
roc_cpt_lfs_print;
+ roc_cpt_lmtline_init;
roc_cpt_rxc_time_cfg;
roc_error_msg_get;
roc_idev_lmt_base_addr_get;
--
2.7.4
